Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
thanh dung » thanh duong, thanh tung, thanh hung
qua trong » quan trong, qua trinh, qua song
ho chieu » theo chieu, hoc thieu, doi chieu
dung qua » duong qua, dung quan, dung cua
dan than » dan chan, ban than, van than

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu sach - thanh dung qua trong cong ((dan than) or (tinh toan)) ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - thanh dung qua trong cong ((dan than) OR (tinh toan)) ban.
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - thanh dung qua trong cong ((dan than) or (tinh toan)) ban*.